*Excludes Observations that spanned multiple years

Pre 1970151
19702
19710
19722
19731
19741
19751
19762
19773
19781
19793
19803
19811
19820
19830
19841
19852
19861
19871
19881
19891
19901
19913
19920
19932
19943
19955
19964
199712
19984
19994
20004
20011
20025
20033
20043
20054
20067
20071
200810
200915
201023
20117
201210
201316
20149
201532
201611
201714
201813
201934
202011
202131
202234
202316
20240
Total530